Infectious Disease Data

  • Purpose: To monitor the trends in incidence and prevalence of infectious diseases of public health importance.
  • Key Information: Infectious disease data, including demographics, geographic, and seasonal distribution of reportable diseases.
  • Collection Period: 2010-2015 (These data are updated in October each year.)

Rhode Island Numbers

Disease Five Yr
2011 2012 2013 2014 2015 Mean Median
Babesiosis data 73 56 142 172 190 127 142
Campylobacteriosis data 96 136 141 188 233 159 141
Chlamydia data 4146 4313 4312 4349 4575 4339 4313
Cryptosporidosis data 12 16 12 16 25 16 16
Shiga-toxin positive E. coli data 8 2 3 4 9 5 4
EEE* 0 0 0 0 0 0 0
Ehrlichiosis / Anaplasmosis data 75 107 118 121 156 115 118
Giardiasis data 79 58 41 45 40 53 45
Gonorrhea data 360 507 454 590 580 498 507
Haemophilus Influenzae, invasive data 16 19 13 16 20 17 16
Hepatitis A data 8 3 4 8 4 5 4
HIV (Human Immunodeficiency Virus) data 97 78 74 97 65 82 78
Legionnellosis data 29 31 46 28 21 31 29
Listeriosis data 3 2 4 10 3 4 3
Lyme Disease data 159 219 724 905 904 582 724
Malaria data 6 17 14 22 16 15 16
Measles* 1 0 1 0 0 0 0
Meningococcal Disease* 1 0 1 1 4 1 1
Mumps* 5 2 3 0 3 3 3
Pertussis data 62 113 160 108 27 94 108
Pneumococcal Disease data 97 73 76 73 62 76 73
Rocky Mountain Spotted Fever* 2 13 2 0 2 4 2
Rubella (including congenital)* 0 0 0 0 0 0 0
Salmonellosis data 194 108 136 140 144 144 140
Shigellosis data 9 15 267 34 29 71 29
Streptococcus, Group A data 22 26 23 35 39 29 26
Streptococcus, Group B data 47 63 61 56 64 58 61
Syphilis (congenital)* 0 0 0 0 0 0 0
Syphilis (early latent) data 20 24 22 49 38 31 24
Syphilis (late) 18 25 21 41 48 31 25
Syphilis (primary and secondary) data 46 44 45 71 77 57 46
Tuberculosis data 27 23 27 21 30 26 27
Varicella data 42 80 39 54 53 54 53
Vibriosis data 2 11 19 6 3 8 6
West Nile Virus* 0 4 1 0 0 1 0
*This disease has no additional data because there are fewer than five cases per year, so there is not enough data to analyze.